Definition of supplementary angles. Hope this helps. Can you mark me as brainliest if you can? I really appreciate it!
143 / 6x+12 = 132 / 72
143 / 6x+12 = 11 / 6
crossmultiply:
66x + 132 = 858
66x = 726
x = 11
Answer:
Neither, x can be a negative number as well. If there is context, please post more to the question.
Step-by-step explanation:
